Type in your calculated answer (numbers only) to the problem posed below. You can keep attempting the problem until you get verification through the evaluation button. Please note that the numbers in the problem are changed randomly every time the page is loaded.

The following are problems involving force.

1) A boy pushes on a box of mass kg and it moves at an acceleration of m/s2. With what force does the boy push on the box? N

2) A 17,250 kg rocket is pushed with a thrust of N. What is the acceleration of the rocket? m/s2

3) If a force of 3000 N can move a crate at an acceleration of m/s2, what is the mass of the object? kg

This internet problem javascript and source code was adapted from that of Neil Schmidgall of Glenbrook South High School.